1. Home
  2. Directory
  3. New York
  4. Commack
  5. Psychiatry Neurology
  6. NPI Profile

DR MARC ALLEN MEDICAL PC
NPI 1003869850
Psychiatry & Neurology - Neurology in Commack, NY

Active since May 19, 2006
358 VETERANS MEMORIAL HWY, SUITE 11, COMMACK, NY 11725(631) 543-8844(631) 543-8840 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About Dr Marc Allen Medical Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR MARC ALLEN MEDICAL PC (NPI 1003869850) is a healthcare organization registered as a neurology in Commack, New York and active in the NPI registry since May 2006. The organization lists Marc Allen, Owner President, as its authorized official.

NPPES Registry Identity

NPI1003869850
Entity TypeOrganization
Primary Taxonomy2084N0400X
Legal Business NameDR MARC ALLEN MEDICAL PC
Location Address358 VETERANS MEMORIAL HWY, SUITE 11Commack, NY 11725
Mailing Address358 Veterans Memorial Hwy, Suite 11Commack, NY 11725 · (631) 543-8844 · Fax (631) 543-8840
Phone(631) 543-8844
Fax(631) 543-8840
Organization SubpartNo
Authorized OfficialMarc AllenOwner President · (631) 543-8844
Enumeration DateMay 19, 2006
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
✔ NPI 1003869850 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License✔ Licensed in NY · 236374
Definition
A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.
Also ListedInternal MedicineTaxonomy 207R00000X · License 2238341 (NY)
358 VETERANS MEMORIAL HWY, Commack, NY 11725
Open in Google Maps ↗

Other Identifiers 1

Medicaid02238341NY

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D1028979

Dr Marc Allen Medical PC · Smithtown, NY
Expired · Aug 5, 2026
CLIA Number33D1028979
Laboratory TypePhysician Office
Certificate Effective DateAugust 6, 2024
Certificate Expiration DateAugust 5, 2026
Laboratory DirectorDr. Marc Allen
Laboratory Phone(631) 543-8844
Laboratory LocationDr Marc Allen Medical PC1045 West Jericho Turnpike, Smithtown, NY 11787
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. LAUREN G. BRODSKY LCSW
Social Worker (Clinical)
358 VETERANS MEMORIAL HWY
COMMACK, NY 11725
Suffolk County (631) 543-4357
PANTALENO PSYCHOLOGICAL SERVICES,PLLC
Psychologist (Cognitive & Behavioral)
358 VETERANS MEMORIAL HWY
COMMACK, NY 11725
Suffolk County (631) 543-8336
DR. SHARI BILLOTTI PH.D.
Psychologist
358 VETERANS MEMORIAL HWY, SUITE 10
COMMACK, NY 11725
Suffolk County (631) 786-5209
REBECCA KISSINGER
Psychologist
358 VETERANS MEMORIAL HWY
COMMACK, NY 11725
Suffolk County (631) 493-7876
DAVID J. ELLENBOGEN PODIATRY, PC
Podiatrist
358 VETERANS MEMORIAL HWY, #11
COMMACK, NY 11725
Suffolk County (631) 543-8844
DR. BETH LYNN GREENE HOLLANDER PH.D.
Psychologist
358 VETERANS MEMORIAL HWY, SUITE 9
COMMACK, NY 11725
Suffolk County (516) 336-8149
DR. KERRY ANN TORRELL PH.D.
Psychologist (Clinical)
358 VETERANS MEMORIAL HWY, SUITE 10
COMMACK, NY 11725
Suffolk County (631) 848-8526
DR. LAURA ANA SCUDELLARI PSYD
Psychologist (Clinical)
358 VETERANS MEMORIAL HWY, STE 12
COMMACK, NY 11725
Suffolk County (631) 897-6493

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dr Marc Allen Medical PC's NPI number?

The NPI number for Dr Marc Allen Medical PC is 1003869850. It was assigned to this organization in the NPPES registry on May 19, 2006.

Where is Dr Marc Allen Medical PC located?

Dr Marc Allen Medical PC is located at 358 Veterans Memorial Hwy Suite 11, Commack, NY 11725. The listed phone number is (631) 543-8844.

What is Dr Marc Allen Medical PC's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

When was this NPI record last updated?

The NPPES record for Dr Marc Allen Medical PC was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.